/**
 * @file utils.c
 * @brief 
 * @author WebbSu (sumg@bjbtech.com.cn)
 * @version 1.0
 * @date 2023-11-24
 * 
 * @copyright Copyright (c) 2023  必捷必（吉林省）有限公司
 * 
 * @par 修改日志:
 * fix  : 
 * feat : 
 */
#include "utils.h"
#include <string.h>
#include "stm32mp1xx_hal.h"

#include "elog.h"

#include "device.h"
#include "hwtimer.h"

static uint32_t event;

#if defined(CPU_STATISTICS)
char CPU_RunInfo[1024 + 1];
osThreadId_t cpuTaskHandle;
const osThreadAttr_t cpuTask_attributes = {
    .name = "cpuTask",
    .stack_size = 1024 + 512,
    .priority = (osPriority_t)osPriorityISR,
};
extern unsigned long getRunTimeCounterValue(void);
#endif

static const char aucCRCHi[] = {
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40
};

static const char aucCRCLo[] = {
    0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06, 0x07, 0xC7,
    0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD, 0x0F, 0xCF, 0xCE, 0x0E,
    0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09, 0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9,
    0x1B, 0xDB, 0xDA, 0x1A, 0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC,
    0x14, 0xD4, 0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
    0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3, 0xF2, 0x32,
    0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4, 0x3C, 0xFC, 0xFD, 0x3D,
    0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A, 0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38,
    0x28, 0xE8, 0xE9, 0x29, 0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF,
    0x2D, 0xED, 0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
    0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60, 0x61, 0xA1,
    0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67, 0xA5, 0x65, 0x64, 0xA4,
    0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F, 0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB,
    0x69, 0xA9, 0xA8, 0x68, 0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA,
    0xBE, 0x7E, 0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
    0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71, 0x70, 0xB0,
    0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92, 0x96, 0x56, 0x57, 0x97,
    0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C, 0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E,
    0x5A, 0x9A, 0x9B, 0x5B, 0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89,
    0x4B, 0x8B, 0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
    0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42, 0x43, 0x83,
    0x41, 0x81, 0x80, 0x40
};

/**
 * @brief CRC16计算
 * @param  pucFrame         输入数据
 * @param  usLen            输入数据长度
 * @return int16_t          CRC返回值
 */
int16_t
usMBCRC16( char * pucFrame, int16_t usLen )
{
    char           ucCRCHi = 0xFF;
    char           ucCRCLo = 0xFF;
    int             iIndex;

    while( usLen-- )
    {
        iIndex = ucCRCLo ^ *( pucFrame++ );
        ucCRCLo = ( char )( ucCRCHi ^ aucCRCHi[iIndex] );
        ucCRCHi = aucCRCLo[iIndex];
    }
    return ( int16_t )( ucCRCHi << 8 | ucCRCLo );
}

/**
 * @brief app超时设置
 * @param  timer            time结构
 * @param  event            触发的数据
 * @param  timeout          超时时间
 */
void set_timer(timer_t *timer, uint32_t event, uint32_t timeout)
{
    if (timer->last_timeout != timeout)
        timer->end_tick = xTaskGetTickCount() + timeout;
    timer->last_timeout = timeout;
    timer->event = event;
}

/**
 * @brief                   二分法查表
 * @param  arr              目标数据表
 * @param  n                表的大小
 * @param  target           查找的目标值
 * @return int              返回目标值索引
 */
int binary_search(int arr[], int n, int target) {
    int low = 0, high = n - 1;

    while (low <= high) {
        int mid = low + (high - low) / 2;
        int mid_val = arr[mid];

        if (mid_val == target) {
            return mid;  // 找到目标值，直接返回索引
        } else if (mid_val < target) {
            low = mid + 1;  // 目标值在右侧
        } else {
            high = mid - 1;  // 目标值在左侧
        }
    }

    return -1;  // 未找到目标值
}


/**
 * @brief 清除超时设置
 * @param  timer            time结构
 */
void clear_timer(timer_t *timer)
{
    timer->end_tick = 0;
    timer->event = 0;
    timer->last_timeout = 0;
}

/**
 * @brief 设置APP应用上的event
 * @param  bit              事件bit
 */
void event_set_bit(uint32_t bit)
{
    event |= bit;
}

/**
 * @brief 获取APP应用上的event
 * @param  bit              事件bit
 * @return uint32_t 
 */
uint32_t event_get_bit(uint32_t bit)
{
    return (event & bit);
}

/**
 * @brief 清除APP应用上的event
 * @param  bit              事件bit
 */
void event_clear_bit(uint32_t bit)
{
    event &= ~bit;
}

/**
 * @brief                   电压电流积分计算KWH
 * @param  vol              当前电压
 * @param  curr             当前电流
 * @param  dt               积分时间
 * @return double           积分时间内产生的总能能量
 */
double energy_calculate(double vol, double curr, uint32_t dt)
{
    double kwh = 0.0;
    kwh = (vol * curr * dt) / 3600000;
    return kwh;
}

#if defined(CPU_STATISTICS)
rt_device_t timer;
rt_err_t tim2_callback(rt_device_t dev, rt_size_t size)
{
    getRunTimeCounterValue();
    return 0;
}

/**
 * @brief  统计定时器初始化
 * @return int 
 */
int hw_timer_init(void)
{
    int ret = RT_EOK;
    rt_hwtimer_mode_t mode;
    rt_hwtimerval_t timeout_t;  //定时器超出值

    timer = rt_device_find("timer2");
    if (timer != RT_NULL)
    {
        log_d("timer device find success.");
        rt_device_open(timer, RT_DEVICE_OFLAG_RDWR);
        /* 设置定时器工作模式为周期定时 */
        mode = HWTIMER_MODE_PERIOD;
        rt_device_control(timer, HWTIMER_CTRL_MODE_SET, &mode);
        rt_device_set_rx_indicate(timer, tim2_callback);
        /* 配置超时值 */
        timeout_t.sec = 0;
        timeout_t.usec = 50;
        rt_device_write(timer, 0, &timeout_t, sizeof(timeout_t));
    }
    return ret;
}
INIT_APP_EXPORT(hw_timer_init);

/**
 * @brief                   统计任务
 * @param  params           Function Param doc
 */
void cpu_task(void *params)
{
    for (;;)
    {   
        memset(CPU_RunInfo, 0, sizeof(CPU_RunInfo));
        vTaskList((char *)CPU_RunInfo);                        // 获取任务运行时间信息
        log_d("************************************************");
        log_d("name\t\tsta\tpro\tstack\tid");
        log_d("%s", CPU_RunInfo);
        log_d("************************************************");

        memset(CPU_RunInfo, 0, sizeof(CPU_RunInfo));
        vTaskGetRunTimeStats((char *)CPU_RunInfo);
        log_d("************************************************");
        log_d("name\t\tcount\t\tusage");
        log_d("%s", CPU_RunInfo);
        log_d("************************************************");
        osDelay(5000);
    }
}
#endif

